X-Git-Url: http://git.efficios.com/?p=babeltrace.git;a=blobdiff_plain;f=include%2Fbabeltrace%2Fformat.h;h=8d4ac4b290a794af51af64006e029c80343015f2;hp=c50b28dc330b8c81c23aefb4133829974b2f7cce;hb=c150f912b9a128f830d7a0fe42141ae1c9bec1ae;hpb=64fa3fec6c28f1d077812b4bfa06ae73b0f5999d diff --git a/include/babeltrace/format.h b/include/babeltrace/format.h index c50b28dc..8d4ac4b2 100644 --- a/include/babeltrace/format.h +++ b/include/babeltrace/format.h @@ -19,28 +19,76 @@ * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. */ -#include +#include +#include #include #include -#include + +#ifdef __cplusplus +extern "C" { +#endif + +typedef int bt_intern_str; + +/* forward declaration */ +struct bt_stream_pos; +struct bt_context; +struct bt_trace_handle; /* Parent trace descriptor */ -struct trace_descriptor { +struct bt_trace_descriptor { +}; + +struct bt_mmap_stream { + int fd; + struct bt_list_head list; +}; + +struct bt_mmap_stream_list { + struct bt_list_head head; }; struct format { - GQuark name; + bt_intern_str name; - struct trace_descriptor *(*open_trace)(const char *path, int flags); - void (*close_trace)(struct trace_descriptor *descriptor); + struct bt_trace_descriptor *(*open_trace)(const char *path, int flags, + void (*packet_seek)(struct bt_stream_pos *pos, + size_t index, int whence), + FILE *metadata_fp); + struct bt_trace_descriptor *(*open_mmap_trace)( + struct bt_mmap_stream_list *mmap_list, + void (*packet_seek)(struct bt_stream_pos *pos, + size_t index, int whence), + FILE *metadata_fp); + int (*close_trace)(struct bt_trace_descriptor *descriptor); + void (*set_context)(struct bt_trace_descriptor *descriptor, + struct bt_context *ctx); + void (*set_handle)(struct bt_trace_descriptor *descriptor, + struct bt_trace_handle *handle); + uint64_t (*timestamp_begin)(struct bt_trace_descriptor *descriptor, + struct bt_trace_handle *handle, enum bt_clock_type type); + uint64_t (*timestamp_end)(struct bt_trace_descriptor *descriptor, + struct bt_trace_handle *handle, enum bt_clock_type type); + int (*convert_index_timestamp)(struct bt_trace_descriptor *descriptor); }; -extern struct format *bt_lookup_format(GQuark qname); +extern struct format *bt_lookup_format(bt_intern_str qname); extern void bt_fprintf_format_list(FILE *fp); extern int bt_register_format(struct format *format); +extern void bt_unregister_format(struct format *format); -/* TBD: format unregistration */ +#ifdef __cplusplus +} +#endif #endif /* _BABELTRACE_FORMAT_H */